Changes between Version 4 and Version 5 of FAQ


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Timestamp:
Jun 26, 2009 1:06:06 PM (10 years ago)
Author:
benj
Comment:

Updated -bend FAQ to clarify behaviour of azgcorr

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  • FAQ

    v4 v5  
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    99'''A:'''[[BR]]
    10 This means that the aircraft turned without turning off the sensor. Unfortunately azgcorr deals badly with flightlines with significant turns in them (it tends to mess up both interpolation and positioning if the flight goes back on itself at all), which is why that check exists in the first place. There are two solutions to this:
     10This means that the aircraft turned without turning off the sensor. Azgcorr was designed to process reasonably straight single survey lines and is not intended for use on flights including large turns - attempting to process such lines causes problems. There are two solutions to this:
    1111
    12121. (Easy solution) Process the flightline with an extra "-bend" option to azgcorr. This will override the turn check and allow processing to proceed. Be aware that this may cause the processing to segfault, and if it doesn't then it may not produce correct positioning. You are advised to check your results against vectors or other known good data.